[757labs] troubleshooting ethernet

[telmnstr at 757.org]

> Do we have any tools in the lab for troubleshooting ethernet cables?
> I'm running a cable about 50-60' in the walls in my house and it's
> just not working, I'm not certain why.
> Steve

No cable tester at the lab, not sure if anyone owns one.

Past employer had one but that was years ago.

If you're using it for data 4 wires matter, so it might be that one of 
them isn't making connection where it's punched down or terminated.